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1886435
Uses of Limestone.
Descripción
Limestone uses
Sin etiquetas
gcse
chemistr
limesto
topic
rocks
help
me
stressed
out
ede
science
gcse edexcel
Mapa Mental por
greenchloe1998
, actualizado hace más de 1 año
Más
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Creado por
greenchloe1998
hace casi 10 años
56
2
0
Resumen del Recurso
Uses of Limestone.
building material
boring grey/white colour.
often formed from sea shells
quarried
great for making blocks. For statues and cathedrals.
virtually insoluble in rain water.
acid rain reacts with it and dissolves it.
crushed up and used in road surfacing
Powdered limestone is heated with powdered clay in a kiln to make cement
mixing cement with sand, water and gravel makes concrete
heated with sand and sodium carbonate = glass
PROBLEMS
ugly holes permanently change the landscape.
noise and dust.
created by lorries and quarrying processes
destroys the habitats of animals and birds.
BENEFITS
provides houses and roads
dyes, paints and medicines
used to neutralise soil
and lakes and rivers, made acidic by acid rain are also neutralised.
used in power stations to neutralise sulphur dioxide
a cause of acid rain,
provides jobs
brings money into the local environment
Landscaping and restoration is normally required.
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